<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        html,
        body {
            background: #000;
            margin: 0;
            padding: 0;
        }

        canvas {
            width: 100%;
            height: 100%;
            position: absolute;
        }
    </style>
</head>

<body>
    <canvas id="my-canvas"></canvas>
</body>
<script>
</script>
<script src="./jq22-canvas.js"></script>

</html>